Tree of Will

When you enter secret room 16 in Shumen Woods., there's a tree and you can talk to her, she says ''I will give you a present... only if your will is strong enough'',
Someone has discovered how to have a ''strong will?''
And to those who don't know what secret room and which tree are, here are the screenshots
Someone has discovered how to have a ''strong will?''
And to those who don't know what secret room and which tree are, here are the screenshots
Spoiler: show
Spoiler: show